000 00392nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
080 _a631.422/423
245 _aRecommended chemical soil test procedures : For the North Central region
260 _aNorth Dakota
260 _c1988
300 _a37 p.
440 _aNo. 499; Dakota N, Agricultura
901 _pS41131
942 _cB
_2udc
999 _c131362
_d131362